What is every Big 12 Conference team's record against the over/under line as a home underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Texas 22-14-0 61.1% 38.9% +7.6
Texas A&M 23-15-1 60.5% 39.5% +2.9
W Virginia 21-15-1 58.3% 41.7% +5.4
Iowa St 18-16-0 52.9% 47.1% +1.2
Kansas 1-1-0 50.0% 50.0% -2.5
Cincinnati 5-5-0 50.0% 50.0% -1.2
TX Christian 30-35-1 46.2% 53.9% +0.8
Texas Tech 22-26-1 45.8% 54.2% -2.4
Houston 12-15-1 44.4% 55.6% -0.4
Missouri 26-33-0 44.1% 55.9% -0.7
Oklahoma St 20-28-2 41.7% 58.3% -1.2
Baylor 5-7-0 41.7% 58.3% -2.4
Kansas St 17-26-1 39.5% 60.5% -1.0
UCF 19-34-0 35.9% 64.2% -6.1
Oklahoma 11-25-0 30.6% 69.4% -5.8
BYU 4-11-0 26.7% 73.3% -4.0